WD WD30EFRX
Capacity: 3 TB
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Lifetime
- Active: 2013–2018
- Drive count: 1,335
- Drive days: 1,271,769
- Failures: 174
- Average age: 33.64 months
- Annualized failure rate: 4.99%
History by Period
| Period | Drive Count | Drive Days | Failures | AFR |
|---|---|---|---|---|
| Q3 2018 | 183 | 6,698 | 3 | 16.35% |
| Q2 2018 | 180 | 16,380 | 0 | 0.00% |
| Q1 2018 | 181 | 16,200 | 1 | 2.25% |
| Q4 2017 | 180 | 16,380 | 0 | 0.00% |
| Q3 2017 | 514 | 29,927 | 1 | 1.22% |
| Q2 2017 | 1,030 | 60,414 | 2 | 1.21% |
| Q1 2017 | 1,119 | 94,973 | 3 | 1.15% |
| Q4 2016 | 1,111 | 100,259 | 9 | 3.28% |
| Q3 2016 | 1,087 | 99,063 | 6 | 2.21% |
| Q2 2016 | 1,086 | 96,673 | 12 | 4.53% |
| Q1 2016 | 1,066 | 95,434 | 10 | 3.83% |
| 2015 | 1,209 | 369,278 | 79 | 7.81% |
| 2014 | 1,050 | 231,556 | 44 | 6.94% |
| 2013 | 355 | 38,534 | 4 | 3.79% |